import tool from '@/utils/tool'

var Time = {
  //获取当前时间戳
  getUnix: function () {
    var date = new Date();
    return date.getTime();
  },
  //获取今天0点0分0秒的时间戳
  getTodayUnix: function () {
    var date = new Date();
    date.setHours(0);
    date.setMinutes(0);
    date.setSeconds(0);
    date.setMilliseconds(0);
    return date.getTime();
  },
  //获取今年1月1日0点0秒的时间戳
  getYearUnix: function () {
    var date = new Date();
    date.setMonth(0);
    date.setDate(1);
    date.setHours(0);
    date.setMinutes(0);
    date.setSeconds(0);
    date.setMilliseconds(0);
    return date.getTime();
  },
  //获取标准年月日
  getLastDate: function (time) {
    var date = new Date(time);
    var month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1;
    var day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate();
    return date.getFullYear() + '-' + month + '-' + day;
  },
  //转换时间
  getFormateTime: function (timestamp) {
    timestamp = new Date(timestamp)
    var now = this.getUnix();
    var today = this.getTodayUnix();
    //var year = this.getYearUnix();
    var timer = (now - timestamp) / 1000;
    var tip = '';

    if (timer <= 0) {
      tip = '刚刚';
    } else if (Math.floor(timer / 60) <= 0) {
      tip = '刚刚';
    } else if (timer < 3600) {
      tip = Math.floor(timer / 60) + '分钟前';
    } else if (timer >= 3600 && (timestamp - today >= 0)) {
      tip = Math.floor(timer / 3600) + '小时前';
    } else if (timer / 86400 <= 31) {
      tip = Math.ceil(timer / 86400) + '天前';
    } else {
      tip = this.getLastDate(timestamp);
    }
    return tip;
  }
}

export default (el, binding) => {
  let { value, modifiers } = binding
  if (!value) {
    return false
  }
  if (value.toString().length == 10) {
    value = value * 1000
  }
  if (modifiers.tip) {
    el.innerHTML = Time.getFormateTime(value)
    el.__timeout__ = setInterval(() => {
      el.innerHTML = Time.getFormateTime(value)
    }, 60000)
  } else {
    const format = el.getAttribute('format') || undefined
    el.innerHTML = tool.dateFormat(value, format)
  }
}
